Finding the Fourth Proportional to 170,867,970.96, 235,797,808.56 and 92,551,551.96
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Solution
The fourth proportional to 170,867,970.96, 235,797,808.56 and 92,551,551.96 is: 127,721,146.38
Step by Step Solution
- Step 1: Write the proportion equation
170,867,970.96 : 235,797,808.56 = 92,551,551.96 : x - Step 2: Convert to fraction form
170,867,970.96/235,797,808.56 = 92,551,551.96/x - Step 3: Cross multiply
170,867,970.96x = 235,797,808.56 × 92,551,551.96 - Step 4: Simplify right side
170,867,970.96x = 21,823,453,130,994,972 - Step 5: Solve for x
x = 21,823,453,130,994,972/170,867,970.96 - Step 6: Final answer
x = 127,721,146.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.